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[at]Brian.Bekich [at]Ryan.Gerleve [at]Bart.Hawthorne [at]Jake.Leonard [at]John.Barrett #rb Jake.Leonard, John.Barrett #ROBOMERGE-OWNER: ryan.vance #ROBOMERGE-AUTHOR: jon.nabozny #ROBOMERGE-SOURCE: CL 4854329 via CL 4854330 via CL 4854709 via CL 4854828 #ROBOMERGE-BOT: DEVVR (Main -> Dev-VR) [CL 4854970 by jon nabozny in Dev-VR branch]
85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Containers/Queue.h"
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#include "PacketHandler.h"
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// Symmetric Stream cipher
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class RELIABILITYHANDLERCOMPONENT_API ReliabilityHandlerComponent : public HandlerComponent
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{
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public:
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/* Initializes default data */
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ReliabilityHandlerComponent();
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virtual void CountBytes(FArchive& Ar) const;
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virtual void Initialize() override;
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virtual bool IsValid() const override;
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virtual void Tick(float DeltaTime) override;
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virtual void Incoming(FBitReader& Packet) override;
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virtual void Outgoing(FBitWriter& Packet, FOutPacketTraits& Traits) override;
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virtual void IncomingConnectionless(const FString& Address, FBitReader& Packet) override {}
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virtual void OutgoingConnectionless(const FString& Address, FBitWriter& Packet, FOutPacketTraits& Traits) override {}
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/* Queues a packet for resending */
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void QueuePacketForResending(uint8* Packet, int32 CountBits, FOutPacketTraits& Traits);
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UE_DEPRECATED(4.21, "Use the PacketTraits version for sending packets with additional flags and options")
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FORCEINLINE void QueueHandlerPacketForResending(HandlerComponent* InComponent, uint8* Packet, int32 CountBits)
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{
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FOutPacketTraits EmptyTraits;
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QueueHandlerPacketForResending(InComponent, Packet, CountBits, EmptyTraits);
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}
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/**
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* Queues a packet sent through SendHandlerPacket, for resending
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*
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* @param InComponent The HandlerComponent the packet originated from
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* @param Packet The packet to be queued
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* @param CountBits The number of bits in the packet
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*/
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FORCEINLINE void QueueHandlerPacketForResending(HandlerComponent* InComponent, uint8* Packet, int32 CountBits, FOutPacketTraits& Traits)
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{
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QueuePacketForResending(Packet, CountBits, Traits);
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BufferedPackets[BufferedPackets.Num()-1]->FromComponent = InComponent;
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}
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virtual int32 GetReservedPacketBits() const override;
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protected:
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/* Buffered Packets in case they need to be resent */
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TArray<BufferedPacket*> BufferedPackets;
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/* Latest Packet ID */
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uint32 LocalPacketID;
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/* Latest Packet ID that was ACKED */
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uint32 LocalPacketIDACKED;
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/* Latest Remote Packet ID */
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uint32 RemotePacketID;
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/* Latest Remote Packet ID that was ACKED */
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uint32 RemotePacketIDACKED;
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/* How long to wait before resending an UNACKED packet */
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double ResendResolutionTime;
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/* Last time we resent UNACKED packets */
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double LastResendTime;
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};
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/* Reliability Module Interface */
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class FReliabilityHandlerComponentModuleInterface : public FPacketHandlerComponentModuleInterface
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{
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public:
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virtual TSharedPtr<HandlerComponent> CreateComponentInstance(FString& Options) override;
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};
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